This lever can be found on the Right side of the steering wheel.
How do I turn it on?
Push the lever up once (slow intervals)
Push the lever up twice (fast intervals)
Push the lever up thrice (very fast intervals)
How do I turn it off?
Push it back all the way down to its original position
To activate the wiper at the back, turn the switch on the right side of the lever up once for low speed, and twice for high speed. Remember to switch this off once you are done.
To spray the water jet onto the windscreen, pull the same lever towards you.